Electric fan



FIG. 1 is a perspective view taken from the front and above an electric fan showing my new design;

FIG. 2 is a perspective view thereof taken from the rear and above;

FIG. 3 is a perspective view thereof taken from the side and above;

FIG. 4 is a perspective view thereof taken from the side and below showing the electric fan partially open;

FIG. 5 is a perspective view thereof taken from the opposite side and above;

FIG. 6 is a view similar to FIG. 5 showing the electric fan partially open;

FIG. 7 is a perspective view thereof taken from the opposite side, front and above showing the electric fan partially open;

FIG. 8 is an enlarged side view thereof showing the electric fan closed;

FIG. 9 is a top perspective view thereof; and,

FIG. 10 is a bottom plan view thereof. 

The ornamental design for an electric fan, as shown. 